#! /usr/bin/env python  
# -*- coding: utf-8 -*-  
# __author__ = "shuke"  
# Date: 2018/5/13  

def sayHello(name):
    print('hello '+name)

class classA():
    def __init__(self,name):
        self.name = name

    def sayByeBye(self)    :
        print('goodbye '+self.name)